40344400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^2\times {\mathrm{349}}^1$

素因数の和:401

約数の個数: 90

約数和(自身を含む): 103259450

約数和(自身を除く): 62915050

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 289, 340, 349, 400, 425, 578, 680, 698, 850, 1156, 1360, 1396, 1445, 1700, 1745, 2312, 2792, 2890, 3400, 3490, 4624, 5584, 5780, 5933, 6800, 6980, 7225, 8725, 11560, 11866, 13960, 14450, 17450, 23120, 23732, 27920, 28900, 29665, 34900, 47464, 57800, 59330, 69800, 94928, 100861, 115600, 118660, 139600, 148325, 201722, 237320, 296650, 403444, 474640, 504305, 593300, 806888, 1008610, 1186600, 1613776, 2017220, 2373200, 2521525, 4034440, 5043050, 8068880, 10086100, 20172200, 40344400]

約数ペア:

[(1, 40344400), (2, 20172200), (4, 10086100), (5, 8068880), (8, 5043050), (10, 4034440), (16, 2521525), (17, 2373200), (20, 2017220), (25, 1613776), (34, 1186600), (40, 1008610), (50, 806888), (68, 593300), (80, 504305), (85, 474640), (100, 403444), (136, 296650), (170, 237320), (200, 201722), (272, 148325), (289, 139600), (340, 118660), (349, 115600), (400, 100861), (425, 94928), (578, 69800), (680, 59330), (698, 57800), (850, 47464), (1156, 34900), (1360, 29665), (1396, 28900), (1445, 27920), (1700, 23732), (1745, 23120), (2312, 17450), (2792, 14450), (2890, 13960), (3400, 11866), (3490, 11560), (4624, 8725), (5584, 7225), (5780, 6980), (5933, 6800)]